Fibrosis of placental villi.
D005260:Female; D005313:Fetal Death; D006801:Humans; D010920:Placenta / Q000098:blood supply / Q000473:pathology*; D011225:Pre-Eclampsia; D011247:Pregnancy; D011248:Pregnancy Complications; D011250:Pregnancy Complications, Hematologic; D011254:Pregnancy in Diabetics; D011273:Pregnancy, Prolonged